List of Speaker Participant

No	NAME	INSTITUTION	CATEGORY	TITLE OF PAPER	PAPER
71	Afifah Nur ‘Aini	Universitas Sebelas Maret	Chemistry education	The Influence of the Blended Learning Model supports E-Learning (Edmodo) on Student Learning Achievements the Main Material of Buffer Solutions in SMA 1 Banyudono Academic Year 2018/2019	OK
72	Resa Septiani Pontoh	Universitas Padjadjaran	Health science	Bayesian Econometric of Malaysia’s Price Elasticity of Cigarette Demand
73	Maria Ciptaning Sabdo Kawedhar	Universitas Sebelas Maret	Chemistry education	The 11th Grade Students’ Profile of Shwartz’s Chemical Literacy and Facione’s Critical Thinking Level towards Hydrocarbon
74	Maria Ciptaning Sabdo Kawedhar	Universitas Sebelas Maret	Chemistry education	The Linking between Critical Thinking and Chemical Literacy: The Perspective of In-service and Pre-service Chemistry Teachers	OK
75	Sinta Septi Pangastuti	Universitas Padjadjaran	Science education	Partialal least square multi group analysis for comparing university student satisfaction
76	Agus SUNDARYONO	Graduate School of Science Education, University of Bengkulu	Chemistry	The Development of Kebiul Seed (Caesalpinia bonduc) Extract as Dengue Hemorrhagic Fever (DHF) Medicine through Thrombocyte Enhancement Test in Mice
77	Frenika Widyasari	Universitas Sebelas Maret	Chemistry education	Technological Pedagogical Content Knowledge Ability of Pre-Service Chemistry Teachers through Subject Specific Pedagogy	OK
78	Apriliya Dwi Setyorini	Universitas Sebelas Maret	Chemistry education	Students' Chemical Literacy on Chemical Rate Reaction: A Phenomenographic Study
79	Rio Christy Handziko	Dept of Biology Education, Universitas Negeri Yogyakarta	Biology education	The Impacts of Instructional Media on the Concept Mastery of Merapi Ecosystem Succession	OK
80	Elizabeth Betty Elok Kristiani	Satya Wacana Christian University Salatiga	Health science	The potential of Artemisia cina Berg ex Poljakov as Antioxidant Agent

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